--- a/macosx-debug.rst	Thu Jan 19 23:49:10 2012 +0200
+++ b/macosx-debug.rst	Thu Jan 19 23:53:06 2012 +0200
@@ -18,3 +18,9 @@
   $ man -k dtrace
   $ dapptrace
 
+See:
+
+  http://en.wikipedia.org/wiki/Dtrace
+                Wikipedia home page.
+
+